2g thread class right-hand 4.750" overall length 6 thread quantity per inch w/dog point 0.375 in. dia 0.500 in. lg drop, round, closed acme thread series
2a thread class right-hand 0.750" thread length 3.249" overall length 13 thread quantity per inch navy special project round, closed w/shoulder unc thread series
3a thread class right-hand 0.313" thread length 2.595" overall length 13 thread quantity per inch undercut 0.386 to 0.396 in. dia between shoulder round, closed w/shoulder unc thread series
3a thread class right-hand 0.766" thread length 3.938" overall length 20 thread quantity per inch navy special project cadmium surface treated unf thread series
3a thread class right-hand 0.891" thread length 4.266" overall length 18 thread quantity per inch navy special project cadmium surface treated round, closed w/shoulder unf thread series